328477057 has 2 divisors, whose sum is σ = 328477058. Its totient is φ = 328477056.

The previous prime is 328477033. The next prime is 328477063. The reversal of 328477057 is 750774823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299843856 + 28633201 = 17316^2 + 5351^2 .

It is a cyclic number.

It is not a de Polignac number, because 328477057 - 2¹¹ = 328475009 is a prime.

It is not a weakly prime, because it can be changed into another prime (328477087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164238528 + 164238529.

It is an arithmetic number, because the mean of its divisors is an integer number (164238529).

Almost surely, 2^328477057 is an apocalyptic number.

It is an amenable number.

328477057 is a deficient number, since it is larger than the sum of its proper divisors (1).

328477057 is an equidigital number, since it uses as much as digits as its factorization.

328477057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 329280, while the sum is 43.

The square root of 328477057 is about 18123.9360239436. The cubic root of 328477057 is about 689.9776349259.

The spelling of 328477057 in words is "three hundred twenty-eight million, four hundred seventy-seven thousand, fifty-seven".